Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11913637 | Planar illumination device | Ippei Kusunoki, Takahito YOSHIDA | 2024-02-27 |
| 10310171 | Planar illumination apparatus | — | 2019-06-04 |
| 9915772 | Display back illumination apparatus having compression molded light guide | — | 2018-03-13 |
| 9535204 | Illumination apparatus having light guide plate with curvedly tapered light coupling portion | — | 2017-01-03 |
| 9465157 | Spread illuminating apparatus | — | 2016-10-11 |
| 9465155 | Spread illuminating apparatus | — | 2016-10-11 |
| 9151885 | Spread illumination apparatus | — | 2015-10-06 |
| 8931943 | Spread illuminating apparatus | — | 2015-01-13 |
| 8651721 | Planar illumination apparatus | — | 2014-02-18 |
| 8636373 | Spread illuminating apparatus | — | 2014-01-28 |
| 8118465 | Spread illuminating apparatus | Ryohei Takayama, Akiko Suma | 2012-02-21 |
| 7918597 | Spread illuminating apparatus | — | 2011-04-05 |
| 7278772 | Spread illuminating apparatus | — | 2007-10-09 |
| 7246933 | Spread illuminating apparatus | — | 2007-07-24 |
| 7056004 | Spread illuminating apparatus with light conductive plate having polygonal configuration | Hitoshi Mizutani, Satoshi Kawashima, Katsuji Ishigami | 2006-06-06 |
| 6955453 | Spread illuminating apparatus with light scattering means | Satoshi Kawashima, Kazutoshi Takayanagi, Shun Kurebayashi | 2005-10-18 |
| 6843577 | Spread illuminating apparatus with plurality of light conductive bars arrayed adjacently | Shingo Suzuki | 2005-01-18 |
| 6837588 | Spread illuminating apparatus with means for reflecting light dispersely | Shingo Suzuki, Motoji Egawa, Takahiro Shimura, Shigeyuki Oishi | 2005-01-04 |
| 6811275 | Spread illuminating apparatus with plurality of light conductive bars | Shingo Suzuki | 2004-11-02 |
| 6752506 | Spread illuminating apparatus with light reflection member | Shingo Suzuki | 2004-06-22 |
| 6749311 | Spread illuminating apparatus with wedge-shaped light conductive bar | Shingo Suzuki | 2004-06-15 |